package com.zzxkj.blog.controller.admin;

import com.zzxkj.blog.Entity.Blog;
import com.zzxkj.blog.Entity.User;
import com.zzxkj.blog.search.BlogQuery;
import com.zzxkj.blog.service.BlogService;
import com.zzxkj.blog.service.TagService;
import com.zzxkj.blog.service.TypeService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.data.web.PageableDefault;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.persistence.Basic;
import javax.servlet.http.HttpSession;


@Controller
@RequestMapping("/admin")
public class BlogController {
    @Autowired
    private BlogService blogService;
    @Autowired
    private TypeService typeService;
    @Autowired
    private TagService tagService;
    @GetMapping("/blogs")
    public String blogs(@PageableDefault(size = 8,sort = {"updateTime"},direction = Sort.Direction.ASC) Pageable pageable, BlogQuery blog , Model model)
    {
        model.addAttribute("types",typeService.listType());
        model.addAttribute("page",blogService.listBlog(pageable,blog));
        return "admin/blogs";
    }

    @PostMapping("/blogs/search")
    public String search(@PageableDefault(size = 8, sort = {"updateTime"}, direction = Sort.Direction.DESC) Pageable pageable,
                         BlogQuery blog, Model model) {
        model.addAttribute("page", blogService.listBlog(pageable, blog));
        return "admin/blogs :: blogList";
    }

    @GetMapping("/blogs/input")
    public String input(Model model) {
        model.addAttribute("types",typeService.listType());
        model.addAttribute("tags",tagService.listTag());
        model.addAttribute("blog",new Blog());
        return "admin/blogs-input";
    }
    @GetMapping("/blogs/{id}/input")
    public String editInput(@PathVariable Long id, Model model) {
        model.addAttribute("types",typeService.listType());
        model.addAttribute("tags",tagService.listTag());
        Blog blog = blogService.getBlog(id);
        blog.init();
        model.addAttribute("blog",blog);
        return "admin/blogs-input";
    }
    @PostMapping("/blogs")
    public String post(Blog blog, RedirectAttributes redirectAttributes, HttpSession session) {
         blog.setUser((User)session.getAttribute("user"));
         blog.setType(typeService.getType(blog.getType().getId()));
         blog.setTags(tagService.listTag(blog.getTagIds()));
         Blog b;
       if(blog.getFlag()==null||"".equals(blog.getFlag())){
           //if("".equals(blog.getFlag())) System.out.println("是空字符串");
           blog.setFlag("原创");
         }
         if(blog.getId()==null){
             b=blogService.saveBlog(blog);
         }else {
             b=blogService.updateBlog(blog.getId(),blog);
         }
         if(b==null){
             redirectAttributes.addFlashAttribute("message","操作失败");
         }else {
             redirectAttributes.addFlashAttribute("message","操作成功");
         }
         return "redirect:/admin/blogs";
    }
    @GetMapping("/blogs/{id}/delete")
    public String delete(@PathVariable Long id,RedirectAttributes redirectAttributes){
        blogService.deleteBlog(id);
        redirectAttributes.addFlashAttribute("message","删除成功");
        return "redirect:/admin/blogs";
    }



}
